ANALYTICAL KET. 2] 



Leaves not pellucid-punctate. 



Tree, with pinnate leaves. . Ailanthus, in Simarubace^, 107 



Low shrub, with pinnate leaves. Xanthorrhiza, in Ranukculace^, 48 



Herbs, not fleshy Rakcxculace.e, 34 



Herbs, with thick flesh v leaves Crassulace.e, 176 



Stamens unconnected, inserted on the calyx. 



Just twice as many as the pistils (flower symmetrical). Crassulace^, 176 



Not just the number or twice the number of the pistils. 



Leaves without stipules Saxifragace.e, 168 



Leaves with stipules . Eosace^e, 150 



* * Ovaries 2-5, somewhat united at the base, separate above. 



Leaves punctate with pellucid dots E-utace^, 106 



Leaves not pellucid-punctate. 

 Shrubs or trees with opposite leaves. . . . Sapiitdace.e, 115 



Terrestrial herbs; the carpels fewer than the petals. Saxifragace.e, 168 



* * * Ovaries or lobes of ovary 3 to 5, with a common style. GEKANiACEiE, 102 



* * * * Ovary only one, and 



■*- Simple, with one parietal placenta, Legumixos.e, 122 



+- •*- Compound, as shown by the number of cells, placentae ^ styles, or stiymas. 



Ovary one-celled. 



Corolla irregular ; petals 4 ; stamens 6. . . . Fcmariace.e, 59 



Corolla irregular ; petals and stamens 5. . . . . Violace^, 78 

 Corolla regular or nearly so. 



Ovule solitary ; shrubs or trees ; stigmas 3. Axacardiace.e, 118 



Ovules solitary or few ; herbs. . . Some anomalous Crucifer.e, 61 

 Ovules more than one, in the centre or bottom of the cell. 



Petals not inserted on the calyx. . . . Caryophyllace^, 82 

 Petals on the throat of a bell-shaped or tubular calyx. Lythrace.*:, 184 

 Ovules several or many, on two or more parietal placentae. 



Leaves punctate with pellucid and dark dots. Hypericace^, 92 



Leaves beset with reddish gland-tipped bristles. Droserace^, 178 

 Leaves neither punctate nor bristly-glandular. 



Sepals 5, very unequal or only 3. . . . Cistaceje, 76 



Sepals and petals 4 ; stamens 6. . . Anomalous Crucifer^, 61 

 Sepals and petals 5 ; stamens 5 or 10, 



Ovary and stamens raised on a stalk. PASsiFLORACEiE, 194 



Ovary sessile Saxifragace^, 168 



Ovary 2 - several-celled. 

 Flowers irregular. 



Anthers opening at the top, 



Six or eight and 1 -celled ; ovary 2-celled, 2-OA'uled. Polygalace^, 120 

 Ten and 2-celled ; ovary 5-celled. Rhododendron, in Ericace.e, 286 

 Anthers opening lengthwise. 



Stamens 12 and petals 6 on the throat of a tubular inflated 



or gibbous calyx. . . . Cuphea^ in Lythrace^, 186 



